- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 9/34 - Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or – having four components only
Patent holdings for IPC class G02B 9/34
Total number of patents in this class: 896
10-year publication summary
|
72
|
75
|
70
|
93
|
84
|
78
|
69
|
34
|
38
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Largan Precision Co., Ltd. | 1541 |
142 |
| Ability Opto-Electronics Technology Co., Ltd. | 365 |
63 |
| Genius Electronic Optical (Xiamen) Co., Ltd. | 357 |
44 |
| FUJIFILM Corporation | 29458 |
34 |
| Samsung Electro-mechanics Co., Ltd. | 5630 |
31 |
| Samsung Electronics Co., Ltd. | 147003 |
29 |
| Nikon Corporation | 7172 |
28 |
| Canon Inc. | 40165 |
27 |
| Genius Electronic Optical Co., Ltd. | 177 |
27 |
| Zhejiang Sunny Optics Co., Ltd. | 358 |
27 |
| LG Innotek Co., Ltd. | 7685 |
26 |
| Tokyo Visionary Optics Co., Ltd. | 425 |
22 |
| Newmax Technology Co., Ltd. | 107 |
17 |
| Olympus Corporation | 13167 |
16 |
| Tianjin Ofilm Opto Electronics Co., Ltd. | 101 |
16 |
| Konica Minolta Opto, Inc. | 1071 |
15 |
| AAC Optics Solutions Pte. Ltd. | 650 |
15 |
| Zhejiang Sunny Optical Co., Ltd | 301 |
14 |
| OM Digital Solutions Corp. | 607 |
13 |
| Sintai Optical (Shenzhen) Co., Ltd. | 227 |
12 |
| Other owners | 278 |